Finding the Fourth Proportional to 2,014.12, 3,018.30 and 1,038.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.12 : 3,018.30 = 1,038.16 : x
2. Step 2: Convert to fraction form
   2,014.12/3,018.30 = 1,038.16/x
3. Step 3: Cross multiply
   2,014.12x = 3,018.30 × 1,038.16
4. Step 4: Simplify right side
   2,014.12x = 3,133,478.33
5. Step 5: Solve for x
   x = 3,133,478.33/2,014.12
6. Step 6: Final answer
   x = 1,555.76